Conclusion of Cardinality for infinite sets 
Conclusion of Cardinality for infinite sets
by University of Nottingham
Video Lecture 29 of 29
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Date Added: March 16, 2015

Lecture Description

The conclusion of the nineteenth lecture in Dr Joel Feinstein's G11FPM Foundations of Pure Mathematics module covers a brief discussion of sequences using up sets. Proof that the union of two countable sets is countable.

These videos are also available for download on iTunes U at: itunes.apple.com/us/itunes-u/foundations-pure-mathematics/id950755120
Dr Feinstein's blog may be viewed at: explainingmaths.wordpress.com.
Dr Joel Feinstein is an Associate Professor in Pure Mathematics at the University of Nottingham.

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